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Priority claimed from PCT/AU1991/000442external-prioritypatent/WO1992005895A1/en
Application filed by Tube Technology Pty LtdfiledCriticalTube Technology Pty Ltd
Publication of NO931122D0publicationCriticalpatent/NO931122D0/en
Publication of NO931122LpublicationCriticalpatent/NO931122L/en